<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>CSS3 - Rotate</title>
    <style type="text/css">
    .container{border:1px solid #ccc; width:200px; height:200px; transform:rotate(30deg); -webkit-transform:rotate(30deg); -moz-transform:rotate(30deg); -ms-transform:rotate(30deg); -o-transform:rotate(30deg); position:fixed; margin:auto; top:0; bottom:0; left:0;
    right:0;}
    </style>
</head>
<body>
    <div class="container">this is div atom</div>
</body>
</html>
